// 时间格式
export const dateFormat = (i: string | null) => {
    if (!i) return ''
    var date = new Date(i);
    var year = date.getFullYear();
    var month =
        date.getMonth() + 1 < 10
            ? "0" + (date.getMonth() + 1)
            : date.getMonth() + 1;
    var day = date.getDate() < 10 ? "0" + date.getDate() : date.getDate();
    var hours =
        date.getHours() < 10 ? "0" + date.getHours() : date.getHours();
    var minutes =
        date.getMinutes() < 10 ? "0" + date.getMinutes() : date.getMinutes();
    var seconds =
        date.getSeconds() < 10 ? "0" + date.getSeconds() : date.getSeconds();
    // 拼接
    return (
        year + "-" + month + "-" + day + " " + hours + ":" + minutes + ":" + seconds
    );
}